<!DOCTYPE html>
<html lang="en">
<title>HTMLSelectListElement Test: option facusable</title>
<link rel="author" title="Ionel Popescu" href="mailto:iopopesc@microsoft.com">
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<script src="/resources/testdriver.js"></script>
<script src="/resources/testdriver-actions.js"></script>
<script src="/resources/testdriver-vendor.js"></script>

<selectlist id="selectlist0">
  <option>one</option>
  <option id="selectlist0-option2">two</option>
  <option>three</option>
</selectlist>

<script>
// See https://w3c.github.io/webdriver/#keyboard-actions
const KEY_CODE_MAP = {
  'Enter':      '\uE007',
  'Space':      '\uE00D',
  'ArrowUp':    '\uE013',
  'ArrowDown':  '\uE015'
};

function clickOn(element) {
  const actions = new test_driver.Actions();
  return actions.pointerMove(0, 0, {origin: element})
      .pointerDown({button: actions.ButtonType.LEFT})
      .pointerUp({button: actions.ButtonType.LEFT})
      .send();
}

promise_test(async t => {
  const selectList = document.querySelector("#selectlist0");
  assert_false(selectList.open, "selectlist should not be initially open");

  await clickOn(selectList);
  assert_true(selectList.open);
  assert_equals(selectList.value, "one");

  const option2 = document.querySelector('#selectlist0-option2');
  option2.focus();
  assert_equals(document.activeElement, option2);

  await test_driver.send_keys(selectList, KEY_CODE_MAP.Enter);
  assert_equals(selectList.value, "two");
}, "Validate <option> is focusable when is a descendant of <selectlist>");
</script>
